CN2386082Y - Anti-theft cover for manhole - Google Patents
Anti-theft cover for manhole Download PDFInfo
- Publication number
- CN2386082Y CN2386082Y CN 99224287 CN99224287U CN2386082Y CN 2386082 Y CN2386082 Y CN 2386082Y CN 99224287 CN99224287 CN 99224287 CN 99224287 U CN99224287 U CN 99224287U CN 2386082 Y CN2386082 Y CN 2386082Y
- Authority
- CN
- China
- Prior art keywords
- lock shaft
- manhole cover
- well lid
- locking
- utility
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
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- Underground Structures, Protecting, Testing And Restoring Foundations (AREA)
Abstract
The utility model discloses a theftproof manhole cover which is composed of a manhole cover, a locking shaft, a locking and clamping plate, a gasket, nuts and stuffing, wherein the locking and clamping plate is driven to rotate by the locking shaft so as to tightly lock the manhole cover. The utility model has the advantages of no change to the integral structure of the existing manhole cover, simple structure, convenient use, theft protection and firmness, and avoids traffic and human casualty accidents caused by the break or the lost of the manhole cover.
Description
The utility model belongs to a kind of well lid, specially refers to a kind of anti-stealing manhole cover.
At present, the various well lids that use on the road generally just are placed on well lid in the walling crib, do not have anti-thefting facility, are easy to be stolen, and bring unnecessary trouble for pedestrian and vehicle, cause the generation of traffic and personal safety accident.
The purpose of this utility model is to provide anti-theft type well lid a kind of simple in structure, easy to use.
The purpose of this utility model is achieved in that it is made up of well lid, lock shaft, locking clamp, packing ring, nut, filler, on well lid, have two or several symmetrical notch cuttype lockholes, dress lock shaft in the lockhole, the lock shaft bottom is fixed with the locking clamp by packing ring and nut, the lock shaft top is four directions or hexagon, and filler is equipped with on the lockhole surface.
During use the weak point of the locking clamp on the well lid is held the groove that aligns on walling crib wall or the walling crib wall, put into walling crib, clockwise rotate lock shaft with the spanner corresponding with the lock shaft top, drive the rotation of locking clamp, the long end that the locking card is pulled is pressed close in walling crib wall or the incision walling crib wall groove, firmly tighten, lockhole is filled up, seals with filler; With blowtorch filler is melted during unlatching, rotate counterclockwise lock shaft, drive the rotation of locking clamp, make its long end leave the walling crib wall with spanner.
The utility model drives the rotation of locking clamp, locking well lid by lock shaft.Need not change the overall structure of original well lid, simple in structure, easy to use, promptly antitheft firm again, avoided breaking or losing traffic and the human casualty accident that causes because of well lid.
Further specify the utility model below in conjunction with accompanying drawing.
Fig. 1 is the utility model structural representation.
Number in the figure is as follows: 1, well lid; 2, lock shaft; 3, locking clamp; 4, packing ring; 5, nut; 6, filler.
As shown in the figure, the utility model is made up of well lid 1, lock shaft 2, locking clamp 3, packing ring 4, nut 5, filler 6, on well lid 1, have two or several symmetrical notch cuttype lockholes, dress lock shaft 2 in the lockhole, lock shaft 2 bottoms are fixed with locking clamp 3 by packing ring 4 and nut 6, lock shaft 2 tops are four directions or hexagon, and filler 6 is equipped with on the lockhole surface.
Claims (1)
1, a kind of anti-theft type well lid, it is made up of well lid, lock shaft, locking clamp, packing ring, nut, filler, it is characterized in that: on well lid, have two or several symmetrical notch cuttype lockholes, dress lock shaft in the lockhole, the lock shaft bottom is fixed with the locking clamp by packing ring and nut, the lock shaft top is four directions or hexagon, and filler is equipped with on the lockhole surface.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 99224287 CN2386082Y (en) | 1999-06-29 | 1999-06-29 | Anti-theft cover for manhole |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 99224287 CN2386082Y (en) | 1999-06-29 | 1999-06-29 | Anti-theft cover for manhole |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN2386082Y true CN2386082Y (en) | 2000-07-05 |
Family
ID=34014366
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 99224287 Expired - Fee Related CN2386082Y (en) | 1999-06-29 | 1999-06-29 | Anti-theft cover for manhole |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN2386082Y (en) |
-
1999
- 1999-06-29 CN CN 99224287 patent/CN2386082Y/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C19 | Lapse of patent right due to non-payment of the annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |